BPF backend

[oota-llvm.git] / test / CodeGen / BPF / byval.ll

diff --git a/test/CodeGen/BPF/byval.ll b/test/CodeGen/BPF/byval.ll
new file mode 100644 (file)
index 0000000..065604b
--- /dev/null
+++ b/test/CodeGen/BPF/byval.ll
@@ -0,0 +1,27 @@
+; RUN: not llc -march=bpf < %s 2> %t1
+; RUN: FileCheck %s < %t1
+; CHECK: by value not supported
+
+%struct.S = type { [10 x i32] }
+
+; Function Attrs: nounwind uwtable
+define void @bar(i32 %a) #0 {
+entry:
+  %.compoundliteral = alloca %struct.S, align 8
+  %arrayinit.begin = getelementptr inbounds %struct.S* %.compoundliteral, i64 0, i32 0, i64 0
+  store i32 1, i32* %arrayinit.begin, align 8
+  %arrayinit.element = getelementptr inbounds %struct.S* %.compoundliteral, i64 0, i32 0, i64 1
+  store i32 2, i32* %arrayinit.element, align 4
+  %arrayinit.element2 = getelementptr inbounds %struct.S* %.compoundliteral, i64 0, i32 0, i64 2
+  store i32 3, i32* %arrayinit.element2, align 8
+  %arrayinit.start = getelementptr inbounds %struct.S* %.compoundliteral, i64 0, i32 0, i64 3
+  %scevgep4 = bitcast i32* %arrayinit.start to i8*
+  call void @llvm.memset.p0i8.i64(i8* %scevgep4, i8 0, i64 28, i32 4, i1 false)
+  call void @foo(i32 %a, %struct.S* byval align 8 %.compoundliteral) #3
+  ret void
+}
+
+declare void @foo(i32, %struct.S* byval align 8) #1
+
+; Function Attrs: nounwind
+declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) #3